/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.wicketstuff.push.cometd;

import java.util.UUID;

import org.wicketstuff.push.IPushNode;

/**
 * @author <a href="http://sebthom.de/">Sebastian Thomschke</a>
 */
public final class CometdPushNode<T> implements IPushNode<T>
{
	private static final long serialVersionUID = 1L;

	private final String cometdChannelId;
	private final String cometdChannelEventId;
	private final UUID id;
	private final String toString;

	CometdPushNode(final String cometdChannelId)
	{
		this.cometdChannelId = cometdChannelId;
		this.id = UUID.randomUUID();
		cometdChannelEventId = id.toString().replaceAll("-", "");

		toString = getClass().getName() + "[cometdChannelId=" + cometdChannelId +
			";cometdChannelEventId=" + cometdChannelEventId + "]";
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public boolean equals(final Object obj)
	{
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		final CometdPushNode<?> other = (CometdPushNode<?>)obj;
		if (id == null)
		{
			if (other.id != null)
				return false;
		}
		else if (!id.equals(other.id))
			return false;
		return true;
	}

	public String getCometdChannelEventId()
	{
		return cometdChannelEventId;
	}

	public String getCometdChannelId()
	{
		return cometdChannelId;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public int hashCode()
	{
		final int prime = 31;
		int result = 1;
		result = prime * result + (id == null ? 0 : id.hashCode());
		return result;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String toString()
	{
		return toString;
	}
}
